<div id ="photo_slide"class="slideshow">
    <img src="/imagini/constructii/slide_1.jpg"  alt="img1"/>
    <img src="/imagini/constructii/slide_2.jpg"  alt="img1"/>
    <img src="/imagini/constructii/slide_3.jpg"  alt="img1"/>
    <img src="/imagini/constructii/slide_4.jpg"  alt="img1"/>
</div>